Prior to use, the user shall determine the suitability of the product for its intended use, and the user assumes all risks and liability for subsequent use. WF Intumescent Firestop Caulk. To conduct the L rating test, the test specimen is installed onto a test chamber that surrounds the entire firestop system. For more information, go to www. C ; at 2 hours the temperature reaches 1, deg. Quelfire Makes Firestopping Ea
The Standard UL includes test protocols that are conducted at the option of the test sponsor. Fireblocking - Building materials, or materials approved for use as fireblocking, installed to resist the free passage of flame to other areas of the building through concealed spaces. This inspection guideline is not intended to be all encompassing or to be used as a design guide. Duct penetrations shall be protected with a through - penetration firestop system tested Hence, Firestop systems details and materials should be included on the plans and specifications. A good example would be STI system C-AJ, since the required packing material does not extend below the bottom surface of the assembly. In the illustration on page 21, the red object represents conduit breaching a fire-rated compartment.
Through Penetration Firestopping - Course Details
Limited Warranty STI warrants that its products will be free of defects for one year from the date of purchase. Step by Step For Cable Installers. Joints and Gaps - All tested and listed assemblies are available with equal "F" and "T" ratings in joint assemblies as the test criteria requires an equal "F" and "T". Views Read Edit View history. However, Equal "F" and "T" Ratings may not be available in all cases.
SSC Collars consist of a restraining collar with a factory applied intumescent ensuring the correct amount of material is applied every time. Are the specific firestop system details included on the plans? On the other hand, fireblocking is made from generic building materials wood, mineral wool insulation, gypsum wall board, etc. Manufacturer cut sheets are often accepted if they are generated by an approved testing agency. Register Login Logout Account. What is your building inspection policy and procedure for making firestop inspections? Additionally, whenever a metallic sleeve is used in the penetration assembly, the "T" Rating is reduced to "0" hours.